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 ###Instrução: Qual foi a pontuação da equipe visitante no Princes Park?
 ###Tabelas: CREATE TABLE round_15 (round_15_id AUTO_INCREMENT PRIMARY KEY, Home team VARCHAR, Home team score VARCHAR, Away team VARCHAR, Away team score VARCHAR, Venue VARCHAR, Crowd INT, Date VARCHAR) CREATE TABLE member_schools (member_schools_id AUTO_INCREMENT PRIMARY KEY, School VARCHAR, Location VARCHAR, Enrolment INT, Founded INT, Denomination VARCHAR, Boys/Girls VARCHAR, Day/Boarding VARCHAR, Year Entered Competition INT, School Colors VARCHAR) CREATE TABLE most_goals (most_goals_id AUTO_INCREMENT PRIMARY KEY, Name VARCHAR, Career VARCHAR, Goals INT, Appearances INT, Goals/Game Ratio INT) CREATE TABLE oklahoma_counties_ranked_by_per_capita_income (oklahoma_counties_ranked_by_per_capita_income_id AUTO_INCREMENT PRIMARY KEY, County VARCHAR, Per capita income VARCHAR, Median household income VARCHAR, Median family income VARCHAR, Population INT, Number of households INT) CREATE TABLE singles_performance_timeline (singles_performance_timeline_id AUTO_INCREMENT PRIMARY KEY, Tournament VARCHAR, 2008 VARCHAR, 2009 VARCHAR, 2010 VARCHAR, 2011 VARCHAR, 2012 VARCHAR)  
SELECT Away team FROM round_15 WHERE Venue = princes park